Fig. 12. A in A phylogenetic analyis of ant morphology (Hymenoptera: Formicidae) with special reference to the poneromoprh subfamilies

Fig. 12. A. Head of Ectatomma tuberculatum, full-face view, left antenna removed. B–C. Detached head of Tatuidris tatusia, anterolateral view, left antenna and left mandible removed. C. Close-up of antennal socket apparatus. Abbreviations: ac, antennal acetabulum; acc, accessory chamber of antennal socket; FrL, frontal lobe; TrL, torular lobe.